:root{--navy:#1a4b8c;--navy-dark:#0f2f5a;--accent:#f0a500;--ink:#1d2733;--muted:#5b6878;--line:#dde4ee;--bg:#fff;--bg-soft:#f3f6fa;--radius:10px;--shadow:0 2px 12px #0f2f5a14;--wrap:1160px;color:var(--ink);background:var(--bg);font-family:Be Vietnam Pro,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;line-height:1.65}*,:before,:after{box-sizing:border-box}body{margin:0}img{max-width:100%;height:auto;display:block}a{color:var(--navy)}a:hover{color:var(--navy-dark)}h1,h2,h3{color:var(--navy-dark);line-height:1.3}h2{font-size:clamp(1.4rem,2.6vw,1.8rem)}h3{font-size:1.15rem}.wrap{max-width:var(--wrap);margin:0 auto;padding:0 16px}.section{padding:56px 0}.section-soft{background:var(--bg-soft)}.section-title{text-align:center;margin:0 0 8px;font-size:clamp(1.5rem,3vw,2rem)}.section-lead{text-align:center;color:var(--muted);max-width:720px;margin:0 auto 32px}.skip{position:absolute;left:-9999px}.skip:focus{z-index:100;background:#fff;padding:8px 12px;top:16px;left:16px}.btn{border:2px solid #0000;border-radius:999px;align-items:center;gap:8px;padding:12px 22px;font-weight:600;text-decoration:none;display:inline-flex}.btn-primary{background:var(--accent);color:#1d1600}.btn-primary:hover{color:#1d1600;background:#ffb81f}.btn-ghost{color:#fff;border-color:#fff}.btn-ghost:hover{color:var(--navy-dark);background:#fff}.btn-outline{border-color:var(--navy);color:var(--navy)}.btn-outline:hover{background:var(--navy);color:#fff}.topbar{background:var(--navy-dark);color:#dbe6f5;font-size:.875rem}.topbar .wrap{flex-wrap:wrap;justify-content:flex-end;gap:20px;padding-top:6px;padding-bottom:6px;display:flex}.topbar a{color:#fff;text-decoration:none}.header{z-index:50;border-bottom:1px solid var(--line);background:#fff;position:sticky;top:0}.header .wrap{justify-content:space-between;align-items:center;gap:16px;min-height:72px;display:flex}.brand img{width:auto;height:52px}.nav ul{gap:4px;margin:0;padding:0;list-style:none;display:flex}.nav li{position:relative}.nav a{color:var(--ink);border-radius:6px;padding:10px 14px;font-weight:600;text-decoration:none;display:block}.nav a:hover,.nav a[aria-current=page]{color:var(--navy);background:var(--bg-soft)}.nav .sub{min-width:220px;box-shadow:var(--shadow);border:1px solid var(--line);background:#fff;border-radius:8px;flex-direction:column;padding:6px;display:none;position:absolute;top:100%;left:0}.nav li:hover>.sub,.nav li:focus-within>.sub{display:flex}.nav .sub a{font-weight:500}.menu-toggle{border:1px solid var(--line);font:inherit;color:var(--navy-dark);background:0 0;border-radius:8px;padding:8px 12px;font-weight:600;display:none}@media (width<=900px){.topbar .email{display:none}.menu-toggle{display:block}.nav{border-bottom:1px solid var(--line);box-shadow:var(--shadow);background:#fff;max-height:calc(100vh - 72px);display:none;position:absolute;top:100%;left:0;right:0;overflow-y:auto}.nav.open{display:block}.nav ul{flex-direction:column;padding:8px 16px 16px}.nav .sub{box-shadow:none;border:0;padding:0 0 0 16px;display:flex;position:static}.brand img{height:44px}}.hero{background:linear-gradient(120deg, var(--navy-dark), var(--navy));color:#fff}.hero .wrap{padding-top:72px;padding-bottom:72px}.hero h1{color:#fff;max-width:760px;margin:0 0 16px;font-size:clamp(1.9rem,4.5vw,3rem)}.hero p{color:#dbe6f5;max-width:640px;margin:0 0 28px;font-size:1.125rem}.hero .actions{flex-wrap:wrap;gap:12px;display:flex}.page-head{background:linear-gradient(120deg, var(--navy-dark), var(--navy));color:#fff;padding:40px 0}.page-head h1{color:#fff;margin:0;font-size:clamp(1.6rem,3.5vw,2.4rem)}.crumbs{color:#c3d3ea;margin-bottom:8px;font-size:.875rem}.crumbs a{color:#fff}.grid{grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:24px;display:grid}.card{border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);background:#fff;flex-direction:column;display:flex;overflow:hidden}.card a{color:inherit;text-decoration:none}.card .thumb{aspect-ratio:16/10;background:var(--bg-soft)}.card .thumb img{object-fit:cover;width:100%;height:100%}.card .thumb.logo img{object-fit:contain;padding:24px}.card .body{flex-direction:column;flex:1;gap:8px;padding:16px 18px 20px;display:flex}.card h3{color:var(--ink);margin:0;font-size:1.05rem}.card a:hover h3{color:var(--navy)}.meta{color:var(--muted);font-size:.85rem}.tag{text-transform:uppercase;letter-spacing:.04em;color:var(--navy);background:#e7eef8;border-radius:999px;padding:2px 10px;font-size:.75rem;font-weight:700;text-decoration:none;display:inline-block}.service-grid{grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px;display:grid}.service{border:1px solid var(--line);border-radius:var(--radius);color:var(--ink);background:#fff;justify-content:space-between;align-items:center;gap:12px;padding:22px;font-weight:700;text-decoration:none;display:flex}.service:hover{border-color:var(--navy);color:var(--navy)}.service span{color:var(--accent);font-size:1.25rem}.steps{counter-reset:step;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;display:grid}.step{border-radius:var(--radius);border-top:4px solid var(--navy);box-shadow:var(--shadow);background:#fff;padding:24px}.step:before{counter-increment:step;content:counter(step, decimal-leading-zero);color:var(--accent);font-size:2rem;font-weight:800}.step h3{margin:8px 0;font-size:1.1rem}.step p{color:var(--muted);margin:0}.two-col{grid-template-columns:1.2fr 1fr;align-items:start;gap:40px;display:grid}@media (width<=800px){.two-col{grid-template-columns:1fr}}.checklist{gap:10px;margin:0;padding:0;list-style:none;display:grid}.checklist li{padding-left:30px;font-weight:600;position:relative}.checklist li:before{content:"✓";background:var(--navy);color:#fff;border-radius:50%;place-items:center;width:22px;height:22px;margin-top:2px;font-size:.8rem;display:grid;position:absolute;top:0;left:0}.cta{background:var(--navy);color:#fff;border-radius:16px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:24px;padding:40px;display:flex}.cta p{max-width:680px;margin:0;font-size:1.1rem}.filters{flex-wrap:wrap;gap:8px;margin-bottom:28px;display:flex}.filters a{border:1px solid var(--line);color:var(--ink);background:#fff;border-radius:999px;padding:8px 16px;font-size:.9rem;font-weight:600;text-decoration:none}.filters a[aria-current=page],.filters a:hover{background:var(--navy);border-color:var(--navy);color:#fff}.prose{max-width:760px}.prose h2{margin-top:2em}.prose blockquote{border-left:4px solid var(--accent);background:var(--bg-soft);color:var(--muted);margin:1.5em 0;padding:12px 20px}.details{border:1px solid var(--line);border-radius:var(--radius);margin:24px 0;overflow:hidden}.details dl{grid-template-columns:minmax(120px,200px) 1fr;margin:0;display:grid}.details dt,.details dd{border-bottom:1px solid var(--line);margin:0;padding:12px 16px}.details dt{background:var(--bg-soft);font-weight:700}.hero-img{border-radius:var(--radius);background:var(--bg-soft);margin:0 0 24px;overflow:hidden}.hero-img.logo img{max-height:220px;margin:0 auto;padding:32px}.hero-img img[src$=placeholder\.svg]{object-fit:cover;width:100%;max-height:320px}.contact-list{gap:14px;margin:0;padding:0;list-style:none;display:grid}.contact-list strong{color:var(--navy-dark);display:block}.map{border-radius:var(--radius);border:0;width:100%;height:360px}.footer{background:var(--navy-dark);color:#c3d3ea;margin-top:0;padding:48px 0 24px}.footer a{color:#fff;text-decoration:none}.footer a:hover{text-decoration:underline}.footer h2{color:#fff;text-transform:uppercase;letter-spacing:.05em;margin:0 0 12px;font-size:1rem}.footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:32px;display:grid}@media (width<=800px){.footer-grid{grid-template-columns:1fr}}.footer ul{gap:6px;margin:0;padding:0;list-style:none;display:grid}.footer .copy{border-top:1px solid #ffffff26;margin-top:32px;padding-top:16px;font-size:.85rem}.footer-logo{background:#fff;border-radius:8px;margin-bottom:12px;padding:8px;display:inline-block}.footer-logo img{width:auto;height:56px}.float{z-index:60;flex-direction:column;gap:10px;display:flex;position:fixed;bottom:16px;right:16px}.float a{color:#fff;border-radius:50%;place-items:center;width:52px;height:52px;font-size:.8rem;font-weight:800;text-decoration:none;display:grid;box-shadow:0 4px 14px #00000040}.float .call{background:#e53935}.float .zalo{background:#0068ff}